	Total		Medical related institutions		Home		X²	P
	N	Proportion (%)	N	Proportion (%)	N	Proportion (%)	X²	P
Education degree							33.988	0.000
Junior school and below	305	66.74	67	21.97	238	78.03
High school and above	147	32.17	72	48.98	75	51.02
Unknown	5	1.09	1	20.00	4	80.00
Age							7.135	0.008
<55	146	31.95	57	39.04	89	60.96
≥55	311	68.05	83	26.69	228	73.31
Years							2.086	0.149
08 - 11	148	32.39	52	35.14	96	64.86
12 - 15	309	67.61	88	28.48	221	71.52
Gender							0.562	0.454
Male	292	63.89	93	31.85	199	68.15
Female	165	36.11	47	28.48	118	71.52
Region							20.121	<0.001
East	192	42.01	37	19.27	155	80.73
Midwest	265	57.99	103	38.87	162	61.13
National							0.298	0.889
Han	406	88.84	126	31.03	280	68.97
Mongolia	42	9.2	12	28.57	30	72.43
Other	9	1.97	2	22.22	7	77.78
Marriage							6.761	0.034
Married	363	80.67	110	30.30	253	69.70
Widowed	54	12.00	12	22.22	42	77.78
Unmarried	33	7.33	16	48.48	17	51.52